🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.44 AU - 0.58 AU

Year: 135 Days

Day: 38.6 Hours

Environment

Temp: 225 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.58 AU - 0.68 AU

Year: 185 Days

Day: 22.4 Hours

Environment

Temp: 134 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 115,020,215 km

• M1: 16,605 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.84 AU - 2.44 AU

Year: 1161 Days

Day: 27.2 Hours

Environment

Temp: -73 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 115,020,215 km

• M1: 348,713 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.6 AU - 3.68 AU

Year: 2063 Days

Day: 43.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.13 AU - 4.39 AU

Year: 2704 Days

Day: 39.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.48 AU - 4.28 AU

Year: 2834 Days

Day: 45 Hours

Environment

Temp: -127 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273

Radius: 14.9

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.78 AU - 7.7 AU

Year: 5781 Days

Day: 5.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 115,020,215 km

• M1: 185,352 km (0.099 R)
• M2: 652,845 km (0.112 R)
• M3: 1,131,708 km (0.101 R)
• M4: 2,116,810 km (0.078 R)
• M5: 2,871,830 km (0.039 R)
• M6: 3,581,373 km (0.039 R)
• M7: 5,048,779 km (0.039 R)
• M8: 6,116,159 km (0.085 R)
• M9: 7,426,487 km (0.111 R)
• M10: 8,375,686 km (0.089 R)
• M11: 9,442,767 km (0.061 R)
• M12: 11,362,407 km (0.047 R)
• M13: 12,345,415 km (0.109 R)
• M14: 12,952,632 km (0.096 R)
• M15: 14,075,664 km (0.096 R)
• M16: 14,946,772 km (0.1 R)
• M17: 16,127,099 km (0.098 R)
• M18: 18,251,389 km (0.073 R)
• M19: 19,474,352 km (0.119 R)
• M20: 20,816,693 km (0.079 R)
• M21: 22,494,134 km (0.1 R)
• M22: 24,405,397 km (0.035 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.3

Radius: 10.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.16 AU - 8.02 AU

Year: 7001 Days

Day: 12.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 115,020,215 km

• M1: 133,142 km (0.106 R)
• M2: 564,732 km (0.114 R)
• M3: 951,143 km (0.042 R)
• M4: 1,437,785 km (0.066 R)
• M5: 1,860,100 km (0.052 R)
• M6: 2,207,317 km (0.087 R)
• M7: 4,599,985 km (0.078 R)
• M8: 5,022,749 km (0.103 R)
• M9: 6,448,865 km (0.074 R)
• M10: 9,440,673 km (0.102 R)
• M11: 11,121,106 km (0.113 R)
• M12: 12,230,524 km (0.068 R)
• M13: 14,112,614 km (0.095 R)
• M14: 15,353,678 km (0.109 R)
• M15: 18,773,037 km (0.058 R)
• M16: 21,412,392 km (0.067 R)
• M17: 23,741,332 km (0.104 R)
• M18: 25,656,783 km (0.102 R)
• M19: 26,400,883 km (0.09 R)
• M20: 26,820,505 km (0.112 R)
• M21: 30,892,559 km (0.027 R)
• M22: 31,358,556 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.3

Radius: 7.7

Gravity: 16.4 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 17.63 AU - 20.77 AU

Year: 31200 Days

Day: 17 Hours

Environment

Temp: -198 °C

Axial Tilt: 132.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 115,020,215 km

• M1: 144,212 km (0.063 R)
• M2: 575,353 km (0.116 R)
• M3: 1,042,996 km (0.037 R)
• M4: 1,848,730 km (0.077 R)
• M5: 2,186,373 km (0.09 R)
• M6: 5,368,768 km (0.058 R)
• M7: 5,869,921 km (0.033 R)
• M8: 7,286,613 km (0.06 R)
• M9: 8,250,622 km (0.105 R)
• M10: 9,169,452 km (0.096 R)
• M11: 10,921,243 km (0.116 R)
• M12: 11,502,281 km (0.118 R)
• M13: 14,034,674 km (0.071 R)
• M14: 18,597,409 km (0.083 R)
• M15: 26,828,134 km (0.057 R)
• M16: 33,740,453 km (0.043 R)
• M17: 37,685,499 km (0.094 R)
• M18: 40,537,133 km (0.092 R)
• M19: 41,054,892 km (0.116 R)
• M20: 48,385,786 km (0.084 R)
• M21: 51,345,580 km (0.102 R)
• M22: 58,058,934 km (0.084 R)
• M23: 89,294,520 km (0.064 R)
• M24: 93,733,987 km (0.107 R)
• M25: 100,507,928 km (0.098 R)
• M26: 105,308,972 km (0.088 R)
• M27: 111,945,134 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 17,975 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit